Fast questions (email, GPRS, WiFi...)
Jim Morris
ml at e4net.com
Thu Jul 24 23:09:12 CEST 2008
Make sure you do ifdown usb0 before ifup eth0
Then if dhcp does not get a lease first time through (which for me is about 50/50)
then you can do this from the console which always gets the lease for me.
> udhcpc eth0
After that wifi should work.
Peter Nijs wrote:
> After a whole lot of tweaking I still cannot get an IP from my wireless
> router. My current setup looks like this:
>
> /etc/network/interfaces:---------------------------
> # /etc/network/interfaces -- configuration file for ifup(8), ifdown(8)
>
> # The loopback interface
> auto lo
> iface lo inet loopback
>
> # Wireless interfaces
> iface wlan0 inet dhcp
> wireless_mode managed
> wireless_essid any
> iface atml0 inet dhcp
>
> # Wired or wireless interfaces
> iface eth0 inet dhcp
> wpa-conf /etc/wpa_supplicant/wpa_supplicant.conf
>
> iface eth1 inet dhcp
>
> # Ethernet/RNDIS gadget (g_ether)
> # ... or on host side, usbnet and random hwaddr
> auto usb0
> iface usb0 inet static
> address 192.168.0.202
> netmask 255.255.255.0
> network 192.168.0.0
> gateway 192.168.0.200
> up echo nameserver 192.168.0.200 >/etc/resolv.conf
>
> # Bluetooth networking
> iface bnep0 inet dhcp
>
>
> /etc/wpa_supplicant/wpa_supplicant:----------------------------------------------
> ctrl_interface=/var/run/wpa_supplicant
> ctrl_interface_group=0
> eapol_version=1
> ap_scan=1
> fast_reauth=0
>
> network={
> ssid="PN"
> scan_ssid=1
> key_mgmt=NONE
> wep_tx_keyidx=0
>
> wep_key0=<I'm not showing that!>
> priority=8
> }
>
>
> Now here's what I do:--------------------------------------------
> root at om-gta02:~# ifup eth0
> sed: unrecognized option `--quiet'
> BusyBox v1.11.1 (2008-07-18 00:49:01 CEST) multi-call binary
>
> Usage: sed [-efinr] pattern [files...]
>
> WPA: Configuring Interface
> ioctl[SIOCSIWENCODEEXT]: Operation not supported
> ioctl[SIOCSIWENCODEEXT]: Operation not supported
> ioctl[SIOCSIWENCODEEXT]: Operation not supported
> ioctl[SIOCSIWENCODEEXT]: Operation not supported
> udhcpc (v1.11.1) started
> run-parts: /etc/udhcpc.d/00avahi-autoipd exited with code 1
> Sending discover...
> Sending discover...
> Sending discover...
> No lease, failing
> root at om-gta02:~# iwconfig
> lo no wireless extensions.
>
> usb0 no wireless extensions.
>
> eth0 AR6000 802.11g ESSID:"PN"
> Mode:Managed Frequency:2.462 GHz Access Point: 00:0E:2E:BA:1E:51
> Bit Rate=36 Mb/s Tx-Power=15 dBm Sensitivity=0/3
> Retry:on
> Encryption key:897B-9067-4C99-1AC7-B433-AABB-01 Security mode:open
> Power Management:off
> Link Quality:180/94 Signal level:-171 dBm Noise level:-96 dBm
> Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
> Tx excessive retries:7 Invalid misc:0 Missed beacon:1
>
> root at om-gta02:~# ifconfig eth0
> eth0 Link encap:Ethernet HWaddr 00:12:CF:8E:E6:8D
> UP BROADCAST MULTICAST MTU:1500 Metric:1
> RX packets:646 errors:0 dropped:0 overruns:0 frame:0
> TX packets:419 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:278955 (272.4 KiB) TX bytes:20950 (20.4 KiB)
>
> root at om-gta02:~#
>
> While udhcpc is sending discovers I can see my router is leasing my neo a
> valid ip for 60 seconds each "sending discover".
>
> Sometimes, in very rare cases I can get a decent lease. But that is not
> reproducible. I think it's happened three times to me the last three days.
>
> Anyone knows how I could get an IP reliably?
>
> Peter Nijs
>
> Op Sunday 13 July 2008 01:05:12 schreef Jim Morris:
>> arne anka wrote:
>>> well, i did what
>>> http://wiki.openmoko.org/wiki/GTA02_wlan
>>> says -- adding
>>>
>>> iface eth0 inet dhcp
>>> wpa-conf /etc/wpa_supplicant/wpa_supplicant.conf
>> Ok that worked, although I have some routing issues now. The manual method
>> did not work though.
>>
>> > iwconfig
>>
>> eth0 AR6000 802.11g ESSID:"morrisnetwork2"
>> Mode:Managed Frequency:2.422 GHz Access Point:
>> 00:1D:5A:BB:FA:A9 Bit Rate=48 Mb/s Tx-Power=16 dBm Sensitivity=0/3
>> Retry:on
>> Encryption key:off
>> Power Management:off
>> Link Quality:207/94 Signal level:-144 dBm Noise level:-96 dBm
>> Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
>> Tx excessive retries:17 Invalid misc:0 Missed beacon:11
>>
>> Although it says encryption key off, but I presume wpa_supplicant is
>> handling that.
>>
>> > ifconfig
>>
>> eth0 Link encap:Ethernet HWaddr 00:12:CF:74:20:A8
>> inet addr:192.168.1.70 Bcast:192.168.1.255 Mask:255.255.255.0
>> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
>> RX packets:1657 errors:0 dropped:0 overruns:0 frame:0
>> TX packets:832 errors:0 dropped:0 overruns:0 carrier:0
>> collisions:0 txqueuelen:1000
>> RX bytes:725595 (708.5 KiB) TX bytes:37892 (37.0 KiB)
>>
>>
>> So its connected to my access point, and I turned off eth0, but I cannot
>> ping the wireless, I'll work on that it may be routing or it may be
>> encryption.
>>
>> Thanks all.
>
>
>
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--
Jim Morris, http://blog.wolfman.com
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